Race catalog · Updated nightly
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Upcoming running, cycling, triathlon and ultra races, updated nightly from RunSignup, BikeReg and ACTIVE. Missing a race? Submit it
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Race catalog · Updated nightly
Upcoming running, cycling, triathlon and ultra races, updated nightly from RunSignup, BikeReg and ACTIVE. Missing a race? Submit it
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103 races within 25 mi of Dorchester, MA
Wellesley Hills, MA10 mi away
Good weather · 71/100 Typical: 42° / 28°F · 34% rain
Boston, MA3 mi away
Fair weather · 68/100 Typical: 39° / 26°F · 36% rain
9% faster times (5K)past finishers
Melrose, MA10 mi away
Fair weather · 68/100 Typical: 39° / 26°F · 36% rain
Wilmington, MA18 mi away
Fair weather · 68/100 Typical: 39° / 26°F · 36% rain
14% faster times (5K)past finishers
Somerville, MA7 mi away
Fair weather · 67/100 Typical: 39° / 26°F · 36% rain
Salem, MA19 mi away
Fair weather · 67/100 Typical: 39° / 26°F · 36% rain
13% faster times (5K)past finishers
Wakefield, MA14 mi away
Fair weather · 67/100 Typical: 38° / 25°F · 35% rain
15% faster times (5K)past finishers
Needham, MA8 mi away
Fair weather · 63/100 Typical: 36° / 22°F · 35% rain
Lexington, MA12 mi away
Fair weather · 64/100 Typical: 35° / 21°F · 28% rain
12% faster times (5K)past finishers
Wakefield, MA14 mi away
Fair weather · 60/100 Typical: 34° / 19°F · 32% rain
8% faster times (5K)past finishers
Beverly, MA21 mi awayRegistration opens Nov 1, 2026
Fair weather · 69/100 Typical: 41° / 25°F · 31% rain
Marshfield, MA23 mi away
Good weather · 73/100 Typical: 43° / 32°F · 27% rain
Westwood, MA9 mi awayRegistration opens Nov 16, 2026
Good weather · 77/100 Typical: 46° / 29°F · 27% rain
Brockton, MA16 mi awayRegistration opens Dec 2, 2026
Good weather · 77/100 Typical: 46° / 29°F · 28% rain
Hopkinton, MA24 mi away
Good weather · 84/100 Typical: 54° / 36°F · 35% rain
Marblehead, MA18 mi away
Ideal weather · 90/100 Typical: 54° / 35°F · 36% rain
8% faster times (half)past finishers